Reel



Jan. 28, 1941. A. A. BUREAU 2,229,722

V REL Filed May 14, 1938 Patented Jan. 23, 1941 2,229,722

UNITED STATES PATENT OFFICE REL Arthur A. Bureau, Chicazo, Ili.. assignor to Western Electric Company, Incorporated, New York, N. Y., a corporation of New York Application May 14, 1938, Serial NO. 207,931 1 Ciaim. (Ci. 242-77) This invention relates to reels and more parassembly on the drum l0. The head Il has been ticularly to reels having metallic head rims. shown welded to the drum i! et Il, but it W111 be It is an object 015 the present invention to prounderstood that any suitable type of drum might vide a rugged, easily assembled reel structure. be used and that the head might be secured to 5 In accordance with one embodiment of the inthe drum in any suitabie manner.

vention, as applied to metallic reeis for support- Prior to corrugating the sheets of metal which ing cabies, a reei is provided having corrugated ultimateiy iorms the head Il, notches l4 may be heads with the corrugations in the head deeper cut or punched in the sheet metal stock in 3. po-

adjacent the drum of the reel than the periphery sition where, after the sheets are corrugated t0 of the head and with the corrugated heads conform them to annuler configuration, the notoires stituting a plurality of fiat portions joining spoke- M will be in. aligmnent about the pe p y 01 like structures. The spoke-iike structures are the ree1 head.

notched at the end thereof adjacent the periph- A rim Il, iormed 01 a fiat metaiiic strip. having ery of the head and a fiat metal strip, having a a tapered projection i1 formed thereon. is bent tapered projection iormed on one surface thereto substantiaily circular shape and the abutting 15 of, is bent to circular shape and the abutting ends thereoi are welded together at il to form a ends theieof welded together to form a head rim. continuons ring or rim with the projection I! The rim may then be heated to expand it sufliextending inwardly. Af er t e 11 8 and head cientiy to permit it to be passed over the head, sheet have thus been formed, the ring may be and while held in that position, will be permitted heated sufiicientiy to cause it to expand enough 20 to cool, whereby the rim W111 shrink onto the corto permit it to be siipped over the cormgated rugated head, the notches in the ends of the head with the projection l1 substantiaily in spoke structures receiving the projection former} alignment with the notches Il. As the rim [S on the rim to properls align the spokes and the cools. and this may be caused by simply permitcontraction 01 the rim serving to grip the rim ting it to stand at room temperature WhiIe held 25 in place on the spokes. Aiter the head 1s thus asin position with respect to the head Il or the sembled, the head of the reei may be welded to entire structure while heid substantiafly in that the rim at predetermined points to provide adposition may be cooied artificially. the rim will ditional strength. L shrink to force the projection ll into the notches A ciearer understanding 015 the invention may Il and i! the head structure inadvertently was 30 A be had by reierence to the appended specificaslightly out of alignment, the rim l8, in shrinktion, when considered in conjunction with the ing into place, wili force the head sheet Il into accompanying drawing,wherein the proper position with respect to the rim, Fig. 1 is a side eievational view of thereel marie thereby tending t0 straighten any slight irreguin accordance with the present invention; larities in the head sheet. Aiter the rim has thus 35 F 2 s n nlar fr view. 0! a. been shrunk on the head, it may be secured to portion 01 the reel shown in Fig. 1; the head to form a more unitary structure by Fig. 3 is a transverse sectional view, taken on welding the'ri1n to the ends 01 the spokes, as the line 3:! 01 Fig. 2 in the direction of the shown at 1o2o, and weiding the web between 40 arrows; the spokes to the rim, as shown et 2 I. The weld- Fig. 4 is a sectionai view, taken on the line 44 1115 of m h d h t to the rim Il ,1; these 8- 2 in the dlrect me T0Ws? and spaced points will permit some movement of the 5 is enlarged rragmemary view the unwelded portions 0! the head with respect to end of me sp0ke and the jus! the rim when the reel is submitted to extraordithe shrinking of the rim onto the head. nary strains 4 45 Re1erring to the drawing, wherein like refer- Another nethod 01 munting the fim la on ence characters designate the same parts throughout the several views, the reel comprises the head wmch wuld be wlthm the 0139 01 a drum il) of any. suitable construction to which the present invention would be 150 101111 11111 may be welded a head Il formed by corrugating t0 substantafly circu er shape. and before weid- 50 a rectangular sheet of metal to form it to an- 8 the abuttin8 e ds t e e f t t e to asnuiar configuration. The head Il may be a single em e 1t h t e p oj c n I7 in e 8T00Ves sheet of metal or may comprise a piurality of M and then weld it as shown at I8. sheets of metal formed to the configurations Although a specific embodiment of the invenshown and then welded together prior to their tien has been described hereinbefore. it will be 55 understood that it 15 to be limited only by the scope of the appended daim.

What 1s claimed IS:

A reel compr1slng a drum, a head fixed to said drum, said head comprising a sheet material annulus havlng radial corrugations formed in it, and 9. Series 01 V-shaped triangular grooves having the apex 01 the grooves directed Inwardly toward the axis of the annu1us and formed in the axially extending portions of the corrugatiom, and a rim havlng an inwardly extendng projectien triangular in cross section to grippingly engage in the V-shaped grooves in the annular head sheet.

ARIHUR A. BUREAU. 

